A large HMO is a shared house for seven or more people. Landlords in Bath (BA1) usually come to us with a council letter, a fire risk assessment or a house they have just bought. We price from whichever you have. With students as well as working sharers renting in Bath, we plan bigger jobs for the gap between academic-year tenancies where we can.
- Area
- Somerset, England
- Postcodes
- BA1
- Location
- 12 miles south-east of Bristol
- Council
- Bath and North East Somerset Council
- Pricing region
- South West
What do large HMO conversions (7+ sharers) in Bath involve?
- Second kitchen or extra kitchen capacity
- Fire alarm and detection system sized for the building
- Emergency lighting where the escape route needs it
- Planning and building control drawings, coordinated with your designer
- Ensuites or extra bathrooms
Which rules apply in Bath?
The rules below are the England-wide position for this kind of work. Councils add their own standards and schemes on top, so we always check the address in Bath before we price.
- Mandatory HMO licence for 5 or more people in 2 or more households (since October 2018); councils can add additional licensing for smaller HMOs.
- Floor area under a ceiling lower than 1.5 m does not count towards the room size, and many councils set larger sizes.
- National rules ask for an adequate number of bathrooms, WCs and basins and suitably located kitchens; numeric ratios are set by each council.
- 3–6 unrelated sharers is use class C4; changing from a family house is usually permitted development unless an Article 4 direction applies.
Bath and North East Somerset Council: local HMO schemes
| Article 4 (HMO) | In force in part of the council area Article 4 Direction (C3 to C4) covers the whole City of Bath (not the wider district), in effect 1 Jul 2013. |
|---|---|
| Additional licensing | No scheme found |
| Selective licensing | No scheme found |
Schemes change. Check the council’s current pages for the exact address in Bath before you buy or start work. Source: Bath and North East Somerset Council HMO licensing page, checked 2026-10-31.
How much do large HMO conversions (7+ sharers) cost in Bath?
| Item | UK typical | Local guide | Per |
|---|---|---|---|
| Conversion works per letting room (walls, linings, electrics, decoration; excludes kitchens, bathrooms and fire systems; our estimate) | £3,500 – £6,500 | £3,650 – £6,750 | letting room |
| Panel alarm system (Grade A type), larger HMO | £1,750 – £4,500 | £1,800 – £4,700 | house |
| Protected route upgrades: fire-resisting linings, fire stopping, lighting (three-storey house, our estimate) | £2,000 – £6,000 | £2,100 – £6,250 | house |
| Ensuite shower room added to a bedroom | £4,000 – £10,000 | £4,150 – £10,400 | ensuite |
| Communal HMO kitchen with extra cooking and sink capacity (our estimate from domestic ranges) | £8,000 – £18,000 | £8,300 – £18,700 | kitchen |
Prices in Bath are shown with our regional adjustment for South West (above the UK average). Your quote is itemised and fixed in writing once the scope and specification are agreed.
How long does it take?
Allow 10–20 weeks on site for a typical job. Drawings, approvals and long-lead items such as kitchens or fire door sets are booked before we start.
If the house is let to students, we work backwards from the next tenancy start date in Bath.
When do Bath landlords need it?
Landlords in Bath most often ask us for this when:
- A large house, three or more storeys, or a building with lots of rooms
- You have planning in place, or want to apply
Questions about large HMO conversions (7+ sharers) in Bath
Can you work with my architect?
Yes. We often build from an architect’s drawings, or we can recommend a designer to prepare them.
Do you cover all of Bath?
Yes. We work across Bath and the BA1 postcode areas, plus the rest of Somerset. Nearby places we also cover include Trowbridge, Kingswood, Mangotsfield.
Which council covers HMOs in Bath?
Bath is covered by Bath and North East Somerset Council. We read the council’s written HMO standards before pricing, and you should check the licence position for the exact address.
How much do large HMO conversions (7+ sharers) cost in Bath?
Our guide ranges for South West are in the table on this page, and the guide-price tool gives a figure for your house. A fixed written quote follows a free site visit.
Large HMO conversions (7+ sharers) near Bath
- Trowbridge · 8 mi
- Kingswood · 8 mi
- Mangotsfield · 10 mi
- Frome · 10 mi
- Bristol · 12 mi
- Yate · 12 mi
- All of Somerset
Other HMO services in Bath
- House to HMO conversion in Bath
- Escape routes, emergency lighting and fire stopping in Bath
- Fire alarm and detection systems in Bath
- Sound insulation in Bath
- Loft conversions for extra rooms in Bath
- Extensions for extra rooms in Bath
- Damp, mould and HHSRS repairs in Bath
- Commercial and above-shop to HMO in Bath